Ferrites and accessories
E 13/7/4 (EF 12.6)
Cores and accessories
Series/Type: B66305, B66202, B66306, B66414
Date: May 2017
EPCOS AG 2017. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS prior express consent is prohibited.
EPCOS AG is a TDK Group Company. E 13/7/4 (EF 12.6)
Core B66305
To IEC 62317-8
For miniature transformers
Available with SMD coil former
E cores with high permeability for common-mode
chokes and broadband applications
Delivery mode: single units
Magnetic characteristics (per set)
1
l/A= 2.39 mm
l = 29.6 mm
e
2
A = 12.4 mm
e
2
A = 12.2 mm
min
3
V = 367 mm
e
Approx. weight 2 g/set
Ungapped
Material A value P Ordering code
L e V
nH W/set
N30 1000 +30/20% 1900 B66305G0000X130
T65 1300 30% 2470 B66305G0000X165
T65 1900 30% 3610 B66305F0000X165
T46 3600 30% 6839 B66305F0000X146
N27 800 +30/20% 1510 < 0.40 (200 mT, 100 kHz, 100 C) B66305G0000X127
N87 850 +30/20% 1620 < 0.20 (200 mT, 100 kHz, 100 C) B66305G0000X187
Gapped (A values/air gaps examples)
L
Material g A value approx. Ordering code
L e
mm nH
N27 0.04 0.01 250 454 B66305G0040X127
0.5 0.05 45 85 B66305G0500X127
N87 0.04 0.01 280 530 B66305G0040X187
0.13 0.02 112 215 B66305G0130X187
0.30 0.02 64 122 B66305G0300X187
The A value in the table applies to a core set comprising one ungapped core (dimension g = 0 mm)
L
and one gapped core (dimension g > 0 mm).
Other A values/air gaps and materials available on request see Processing remarks on page 8.
L
Please read Cautions and warnings and
2 5/17
Important notes at the end of this document.